<!doctype html> 
<title>getScreenCTM tests</title>
<script src=../../resources/testharness.js></script>
<script src=../../resources/testharnessreport.js></script>
<div id="testcontainer">
<style>
	svg {
		visibility: hidden;
		position: absolute;
		top:0;
		left:0;
	}
	#a, #c, #d, #e { width: 50px; height: 100px }
</style>
<svg id="a" width="100" height="200"/>
<svg id="b" width="100" height="200"/>
<svg id="c" width="100" height="200" viewBox="0 0 100 200"/>
<svg id="d" viewBox="0 0 100 200"/>
<svg id="e" viewBox="0 0 200 400">
	<svg id="f" viewBox="0 0 100 200">
		<g id="g"/>
	</svg>
</svg>
</div>
<div id=log></div>
<script>
function ctmToString(ctm) {
	return [ ctm.a, ctm.b, ctm.c, ctm.d, ctm.e, ctm.f ].join(' ');
}

test(function() {
	var ctm = ctmToString(document.getElementById("a").getScreenCTM());
	assert_equals(ctm, "1 0 0 1 0 0", "");
}, "css defined viewport");

test(function() {
	var ctm = ctmToString(document.getElementById("b").getScreenCTM());
	assert_equals(ctm, "1 0 0 1 0 0", "");
}, "svg defined viewport");

test(function() {
	var ctm = ctmToString(document.getElementById("c").getScreenCTM());
	assert_equals(ctm, "0.5 0 0 0.5 0 0", "");
}, "css defined viewport + svg has w, h, viewBox");

test(function() {
	var ctm = ctmToString(document.getElementById("d").getScreenCTM());
	assert_equals(ctm, "0.5 0 0 0.5 0 0", "");
}, "css defined viewport + svg has viewBox");

test(function() {
	var ctm = ctmToString(document.getElementById("f").getScreenCTM());
	assert_equals(ctm, "0.5 0 0 0.5 0 0", "");
}, "nested svg");

test(function() {
	var ctm = ctmToString(document.getElementById("g").getScreenCTM());
	assert_equals(ctm, "0.5 0 0 0.5 0 0", "");
}, "g child of nested svg");

</script>
